test: install csv explicitly

Because csv isn't a default gem in Ruby 3.4.
test-unit · Feb 15, 2024 · f541590 · f541590
1 parent 50e14c8
commit f541590
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/Gemfile b/Gemfile
@@ -6,4 +6,5 @@ gemspec
 
 group :test do
   gem "bigdecimal", platforms: [:mri]
+  gem "csv"
 end